//https://github.com/node-modules/emoji //http://apps.timwhitlock.info/emoji/tables/unicode var unified_emoji_ranges = [ '\ud83c[\udf00-\udfff]', // U+1F300 to U+1F3FF '\ud83d[\udc00-\ude4f]', // U+1F400 to U+1F64F '\ud83d[\ude80-\udeff]' // U+1F680 to U+1F6FF ]; var reg = new RegExp(unified_emoji_ranges.join('|'), 'g'); console.log("๐Ÿฌ ๐Ÿ™ ๐ŸŸ ๐Ÿ  ๐Ÿก ๐Ÿš ๐ŸŒ ๐Ÿ› ๐Ÿœ ๐Ÿ ๐Ÿž ๐Ÿพ".replace(reg, "[่กจๆƒ…]")) var teststring = "web-extension-starter_ ๐Ÿ–ฅ๐Ÿ”‹Web Extension starter to build _Write Once Run on Any Browser_ extension"; console.log(teststring); console.log(teststring.replace(reg, "_")) // https://github.com/nizaroni/emoji-strip // A remove all non-ascii characters regex works as a workaround for me: return myString.replace(/[^\x00-\x7F]/g, ""); // var regexCreator = require('emoji-regex'); var emojiRegex = regexCreator(); function emoji_strip (string) { return string.replace(emojiRegex, ''); } module.exports = emoji_strip; // https://github.com/mathiasbynens/emoji-regex module.exports = () => { // https://mths.be/emoji return 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}; // https://stackoverflow.com/questions/32511789/looping-through-files-in-a-folder-node-js /** node.js file/director reading */ // Asynchronously Multiple Folders const fs = require('fs') const util = require('util') const path = require('path') // Multiple folders list const in_dir_list = [ 'Folder 1 Large', 'Folder 2 Small', // small folder and files will complete first 'Folder 3 Extra Large' ] // BEST PRACTICES: (1) Faster folder list For loop has to be outside async_capture_callback functions for async to make sense // (2) Slower Read Write or I/O processes best be contained in an async_capture_callback functions because these processes are slower than for loop events and faster completed items get callback-ed out first for (i = 0; i < in_dir_list.length; i++) { var in_dir = in_dir_list[i] // function is created (see below) so each folder is processed asynchronously for readFile_async that follows readdir_async_capture(in_dir, function(files_path) { console.log("Processing folders asynchronously ...") for (j = 0; j < files_path.length; j++) { file_path = files_path[j] file = file_path.substr(file_path.lastIndexOf("/") + 1, file_path.length) // function is created (see below) so all files are read simultaneously but the smallest file will be completed first and get callback-ed first readFile_async_capture(file_path, file, function(file_string) { try { console.log(file_path) console.log(file_string) } catch (error) { console.log(error) console.log("System exiting first to catch error if not async will continue...") process.exit() } }) } }) } // fs.readdir async_capture function to deal with asynchronous code above function readdir_async_capture(in_dir, callback) { fs.readdir(in_dir, function(error, files) { if (error) { return console.log(error) } files_path = files.map(function(x) { return path.join(in_dir, x) }) callback(files_path) }) } // fs.readFile async_capture function to deal with asynchronous code above function readFile_async_capture(file_path, file, callback) { fs.readFile(file_path, function(error, data) { if (error) { return console.log(error) } file_string = data.toString() callback(file_string) }) } /** */ // Read all folders in a directory const readAllFolder = (dirMain) => { const readDirMain = fs.readdirSync(dirMain); console.log(dirMain); console.log(readDirMain); readDirMain.forEach((dirNext) => { console.log(dirNext, fs.lstatSync(dirMain + "/" + dirNext).isDirectory()); if (fs.lstatSync(dirMain + "/" + dirNext).isDirectory()) { readAllFolder(dirMain + "/" + dirNext); } }); }; /** */ //jshint esversion:8 //jshint node:true const fs = require( 'fs' ); const path = require( 'path' ); const moveFrom = "/tmp/movefrom"; const moveTo = "/tmp/moveto"; // Make an async function that gets executed immediately (async ()=>{ // Our starting point try { // Get the files as an array const files = await fs.promises.readdir( moveFrom ); // Loop them all with the new for...of for( const file of files ) { // Get the full paths const fromPath = path.join( moveFrom, file ); const toPath = path.join( moveTo, file ); // Stat the file to see if we have a file or dir const stat = await fs.promises.stat( fromPath ); if( stat.isFile() ) console.log( "'%s' is a file.", fromPath ); else if( stat.isDirectory() ) console.log( "'%s' is a directory.", fromPath ); // Now move async await fs.promises.rename( fromPath, toPath ); // Log because we're crazy console.log( "Moved '%s'->'%s'", fromPath, toPath ); } // End for...of } catch( e ) { // Catch anything bad that happens console.error( "We've thrown! Whoops!", e ); } })(); // Wrap in parenthesis and call now // https://stackoverflow.com/questions/28080088/node-trying-to-rename-every-file-in-a-directory-skips-over-some var fs = require('fs'), path = require('path'); var oldPath = 'G:\\oldPath\\oldPath'; var newPath = 'G:\\newPath\\newPath\\'; var ext = 'jpg'; var newPrefix = 'newPrefix'; var myFun = function(mypath) { fs.readdir(mypath, function(error, files) { if (error) console.log('error ' + error.code + ' : ' + error.message); else { files.map(function(file) { return path.join(mypath, file) }).filter(function(file) { if(fs.statSync(file).isFile()) return file; else return myFun(file); }).forEach(function(file){ var path_file = file.split('\\'); var extension = path_file[path_file.length - 1].split('.'); if (extension[1] === ext) { var source = fs.createReadStream(file); var target = fs.createWriteStream(newPath + newPrefix + path_file[path_file.length - 1]); source.pipe(target); fs.unlink(file); } }) } }) } // https://stackoverflow.com/questions/60746329/multiple-async-execution-nodejs const fsp = require('fs').promises; const path = require('path'); const replaceExt = require('replace-ext'); // takes an argument that specifies the directory to list // returns a promise that resolves to a list of files in that directory function listFiles(dir) { // make dir into a fully qualified path let fullDir = path.resolve(dir); return fsp.readdir(fullDir).then(files => { // make into full path return files.map(f => { return path.join(fullDir, f); }); }); } // takes an array of filenames and a new file extension // renames all the files to have the new extension // returns array of new filenames async function renameFiles(files, newExt) { // build array of renamed filenames const newFiles = files.map(f => { return replaceExt(f, newExt); }); for (let i = 0; i < files.length; i++) { await fsp.rename(files[i], newFiles[i]); } return newFiles; } // Example usage listFiles("./zipped").then(files => { return renameFiles(files, ".zip"); }).then(newFiles => { console.log(newFiles); }).catch(err => { console.log(err); }) // renamer.js https://github.com/ericute/renamer/blob/master/routes/renamer.js const express = require('express'); const router = express.Router(); const path = require('path'); const fs = require('fs'); const csv = require('csvtojson'); // Count Files router.get('/countFilesToRename', async (req, res, next) => { let startDate = new Date(); let folderPath = req.query.folderPath; folderPath = decodeURIComponent(decodeURI(folderPath)); let csvPath = req.query.csvPath; csvPath = decodeURIComponent(decodeURI(csvPath)); let errList = []; if (!fs.existsSync(folderPath)) { errList.push("Cannot find \"" + folderPath + "\". Please check if the directory you provided exists and is accessible."); } else { if (!fs.lstatSync(folderPath).isDirectory) { errList.push("Cannot find \"" + folderPath + "\". Please check if the directory you provided exists and is accessible."); } } if (!fs.existsSync(csvPath)) { //errList.push("Please provide a valid Document Data in csv file format."); errList.push("Cannot find \"" + csvPath + "\". Please provide a valid Document Data in csv file format."); } else { if (!fs.lstatSync(csvPath).isFile) { errList.push("Unexpected file: \"" + csvPath + "\".Please provide a valid Document Data in csv file format."); } } if (errList.length > 0) { res.send({"status":"error", "message":errList}); return; } let filesForRenaming = await getFilesForRenaming(csvPath); let fileCounter = 0; let filesToBeRenamed = 0; await asyncWalk(folderPath, function(err, results) { if (err) throw err; results.forEach(file => { if (fs.lstatSync(file).isFile) { fileCounter++; } if (!filesForRenaming[path.basename(file)]) { //In a javascript forEach loop, //return is the equivalent of continue //https://stackoverflow.com/questions/31399411/go-to-next-iteration-in-javascript-foreach-loop return; } filesToBeRenamed++; }); if (Object.keys(errList).length > 0) { res.send({"status":"error", "errors": errList}); } else { res.send({ "status":"success", "filesFoundInDocData": Object.keys(filesForRenaming).length, "filesFound": fileCounter, "filesToBeRenamed": filesToBeRenamed, "startDate": startDate }); } }); }); // Rename Files router.get('/renameFiles', async (req, res, next) => { let startDate = new Date(); let folderPath = req.query.folderPath; folderPath = decodeURIComponent(decodeURI(folderPath)); let csvPath = req.query.csvPath; csvPath = decodeURIComponent(decodeURI(csvPath)); let errList = []; if (!fs.existsSync(folderPath)) { errList.push("Cannot find \"" + folderPath + "\". Please check if the directory you provided exists and is accessible."); } else { if (!fs.lstatSync(folderPath).isDirectory) { errList.push("Cannot find \"" + folderPath + "\". Please check if the directory you provided exists and is accessible."); } } if (!fs.existsSync(csvPath)) { //errList.push("Please provide a valid Document Data in csv file format."); errList.push("Cannot find \"" + csvPath + "\". Please provide a valid Document Data in csv file format."); } else { if (!fs.lstatSync(csvPath).isFile) { errList.push("Unexpected file: \"" + csvPath + "\".Please provide a valid Document Data in csv file format."); } } if (errList.length > 0) { res.send({"status":"error", "message":errList}); return; } let filesForRenaming = await getFilesForRenaming(csvPath); let fileCounter = 0; let renamedFiles = 0; await walk(folderPath, function(err, results) { if (err) throw err; results.forEach(file => { if (fs.lstatSync(file).isFile) { fileCounter++; } let fileBasename = path.basename(file); let filePath = path.dirname(file); if (!filesForRenaming[path.basename(file)]) { //In a javascript forEach loop, //return is the equivalent of continue //https://stackoverflow.com/questions/31399411/go-to-next-iteration-in-javascript-foreach-loop return; } let description = filesForRenaming[path.basename(file)].description; // Process instances where the absolute file name exceeds 255 characters. let tempNewName = path.resolve(filePath, description + "_" + fileBasename); let tempNewNameLength = tempNewName.length; let newName = ''; if (tempNewNameLength > 255) { let excess = 254 - tempNewNameLength; if (description.length > Math.abs(excess)) { description = description.substring(0, (description.length - Math.abs(excess))); } newName = path.resolve(filePath, description + "_" + fileBasename); } else { newName = tempNewName; } renamedFiles++; // Actual File Renaming fs.renameSync(file, newName, (err) => { if (err) { errList.push(err); } renamedFiles++; }); /* fs.unlink(file, (err) => { if (err) { errList.push(err); } renamedFiles++; }); */ }); if (Object.keys(errList).length > 0) { res.send({"status":"error", "errors": errList}); } else { res.send({ "status":"success", "filesFoundInDocData": Object.keys(filesForRenaming).length, "filesFound": fileCounter, "renamedFiles": renamedFiles, "startDate": startDate }); } }); }); function cleanUpString(str) { return str.replace(/[:;/\\?%*|"<>]/g, '_'); } function walk (dir, done) { var results = []; fs.readdir(dir, function(err, list) { if (err) return done(err); var pending = list.length; if (!pending) return done(null, results); list.forEach(function(file) { file = path.resolve(dir, file); fs.stat(file, function(err, stat) { if (stat && stat.isDirectory()) { walk(file, function(err, res) { results = results.concat(res); if (!--pending) done(null, results); }); } else { results.push(file); if (!--pending) done(null, results); } }); }); }); return results; }; function asyncWalk (dir, done) { var results = []; fs.readdir(dir, function(err, list) { if (err) return done(err); var pending = list.length; if (!pending) return done(null, results); list.forEach(function(file) { file = path.resolve(dir, file); fs.stat(file, function(err, stat) { if (stat && stat.isDirectory()) { asyncWalk(file, function(err, res) { results = results.concat(res); if (!--pending) done(null, results); }); } else { results.push(file); if (!--pending) done(null, results); } }); }); }); }; async function getFilesForRenaming(csvPath) { let filesToProcess = await csv().fromFile(csvPath); let filesForRenaming = {}; for (let key in filesToProcess) { let fileFull = filesToProcess[key].Path; let fileName = path.basename(fileFull); let description = filesToProcess[key].Description; filesForRenaming[fileName] = { "oldName": fileName, "description": cleanUpString(description) }; } return filesForRenaming; } module.exports = router; // ------------- const { join } = require('path'); const { readdirSync, renameSync } = require('fs'); const [dir, search, replace] = process.argv.slice(2); const match = RegExp(search, 'g'); const files = readdirSync(dir); files .filter(file => file.match(match)) .forEach(file => { const filePath = join(dir, file); const newFilePath = join(dir, file.replace(match, replace)); renameSync(filePath, newFilePath); }); // Usage // node rename.js path/to/directory 'string-to-search' 'string-to-replace'